Question

Read the following statements.
(A) No virus contains both DNA and RNA
(B) A virus is a nucleoprotein and the genetic material is infectious.
(C )Viruses that infect animal can have single stranded RNA
(D) In general, viruses that infect plants have either single or double stranded RNA or double stranded DNA
(e ) Bacteriophages usually have ds DNA
How many statements are not correct ?
A. 1
B. 3
C. 4
D. 2

Answer 1

Correct Answer - A
Option (d) is incorrect.
a. No virus contain both DNA and RNA.
b. Virus is a nucleoprotein and the genetic material is infectious.
c. Viruses that infect animals can have single stranded RNA.
d. In general viruses that infects plants have single stranded RNA.
e. Bacteriophages usually have ds DNA.